Home / 34,665.68-47,838.46-18,750.09

Finding the Fourth Proportional to 34,665.68, 47,838.46 and 18,750.09

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Solution

The fourth proportional to 34,665.68, 47,838.46 and 18,750.09 is: 25,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.68 : 47,838.46 = 18,750.09 : x
  2. Step 2: Convert to fraction form
    34,665.68/47,838.46 = 18,750.09/x
  3. Step 3: Cross multiply
    34,665.68x = 47,838.46 × 18,750.09
  4. Step 4: Simplify right side
    34,665.68x = 896,975,336.71
  5. Step 5: Solve for x
    x = 896,975,336.71/34,665.68
  6. Step 6: Final answer
    x = 25,875.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.